<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="产品编码" prop="productId">
        <el-input v-model="queryParams.productId" placeholder="请输入产品编码" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="父产品编码" prop="parentId">
        <el-input v-model="queryParams.parentId" placeholder="请输入父产品编码" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="产品名称" prop="productName">
        <el-input v-model="queryParams.productName" placeholder="请输入产品名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="显示顺序" prop="orderNum">
        <el-input v-model="queryParams.orderNum" placeholder="请输入显示顺序" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="产品状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择产品状态" clearable>
          <el-option v-for="dict in dict.type.hd_product_status" :key="dict.value" :label="dict.label"
            :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item label="创建者" prop="createBy">
        <el-input v-model="queryParams.createBy" placeholder="请输入创建者" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="创建时间" prop="createTime">
        <el-date-picker clearable v-model="queryParams.createTime" type="date" value-format="yyyy-MM-dd"
          placeholder="选择创建时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="更新者" prop="updateBy">
        <el-input v-model="queryParams.updateBy" placeholder="请输入更新者" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="更新时间" prop="updateTime">
        <el-date-picker clearable v-model="queryParams.updateTime" type="date" value-format="yyyy-MM-dd"
          placeholder="选择更新时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['hd:product:add']">新增</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="productList" row-key="productId" default-expand-all
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
      <el-table-column label="父产品编码" prop="parentId" />
      <el-table-column label="产品名称" align="center" prop="productName" />
      <el-table-column label="显示顺序" align="center" prop="orderNum" />
      <el-table-column label="图片地址" align="center" prop="imagUrl" width="100">
        <template slot-scope="scope">
          <image-preview :src="scope.row.imagUrl" :width="50" :height="50" />
        </template>
      </el-table-column>
      <el-table-column label="文件地址" align="center" prop="fileUrl" />
      <el-table-column label="产品状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.hd_product_status" :value="scope.row.status" />
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['hd:product:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(scope.row)"
            v-hasPermi="['hd:product:add']">新增</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['hd:product:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 添加或修改产品管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="父产品编码" prop="parentId">
          <treeselect v-model="form.parentId" :options="productOptions" :normalizer="normalizer"
            placeholder="请选择父产品编码" />
        </el-form-item>
        <el-form-item label="产品名称" prop="productName">
          <el-input v-model="form.productName" placeholder="请输入产品名称" />
        </el-form-item>
        <el-form-item label="显示顺序" prop="orderNum">
          <el-input v-model="form.orderNum" placeholder="请输入显示顺序" />
        </el-form-item>
        <el-form-item label="图片地址">
          <image-upload v-model="form.imagUrl" />
        </el-form-item>
        <el-form-item label="文件地址">
          <file-upload v-model="form.fileUrl" />
        </el-form-item>
        <el-form-item label="产品状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择产品状态">
            <el-option v-for="dict in dict.type.hd_product_status" :key="dict.value" :label="dict.label"
              :value="dict.value"></el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import {
    listProduct,
    getProduct,
    delProduct,
    addProduct,
    updateProduct
  } from "@/api/hd/product";
  import Treeselect from "@riophae/vue-treeselect";
  import "@riophae/vue-treeselect/dist/vue-treeselect.css";

  export default {
    name: "Product",
    dicts: ['hd_product_status'],
    components: {
      Treeselect
    },
    data() {
      return {
        // 遮罩层
        loading: true,
        // 显示搜索条件
        showSearch: true,
        // 产品管理表格数据
        productList: [],
        // 产品管理树选项
        productOptions: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 查询参数
        queryParams: {
          productId: null,
          parentId: null,
          productName: null,
          orderNum: null,
          imagUrl: null,
          fileUrl: null,
          status: null,
          createBy: null,
          createTime: null,
          updateBy: null,
          updateTime: null
        },
        // 表单参数
        form: {},
        // 表单校验
        rules: {
          productId: [{
            required: true,
            message: "产品编码不能为空",
            trigger: "blur"
          }],
          parentId: [{
            required: true,
            message: "父产品编码不能为空",
            trigger: "blur"
          }],
          productName: [{
            required: true,
            message: "产品名称不能为空",
            trigger: "blur"
          }],
          orderNum: [{
            required: true,
            message: "显示顺序不能为空",
            trigger: "blur"
          }],
          imagUrl: [{
            required: true,
            message: "图片地址不能为空",
            trigger: "blur"
          }],
          fileUrl: [{
            required: true,
            message: "文件地址不能为空",
            trigger: "blur"
          }],
          status: [{
            required: true,
            message: "产品状态不能为空",
            trigger: "change"
          }],
          createBy: [{
            required: true,
            message: "创建者不能为空",
            trigger: "blur"
          }],
          createTime: [{
            required: true,
            message: "创建时间不能为空",
            trigger: "blur"
          }],
          updateBy: [{
            required: true,
            message: "更新者不能为空",
            trigger: "blur"
          }],
          updateTime: [{
            required: true,
            message: "更新时间不能为空",
            trigger: "blur"
          }]
        }
      };
    },
    created() {
      this.getList();
    },
    methods: {
      /** 查询产品管理列表 */
      getList() {
        this.loading = true;
        listProduct(this.queryParams).then(response => {
          this.productList = this.handleTree(response.data, "productId", "parentId");
          this.loading = false;
        });
      },
      /** 转换产品管理数据结构 */
      normalizer(node) {
        if (node.children && !node.children.length) {
          delete node.children;
        }
        return {
          id: node.productId,
          label: node.productName,
          children: node.children
        };
      },
      /** 查询产品管理下拉树结构 */
      getTreeselect() {
        listProduct().then(response => {
          this.productOptions = [];
          const data = {
            productId: 0,
            productName: '顶级节点',
            children: []
          };
          data.children = this.handleTree(response.data, "productId", "parentId");
          this.productOptions.push(data);
        });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          productId: null,
          parentId: null,
          productName: null,
          orderNum: null,
          imagUrl: null,
          fileUrl: null,
          status: null,
          createBy: null,
          createTime: null,
          updateBy: null,
          updateTime: null
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      /** 新增按钮操作 */
      handleAdd(row) {
        this.reset();
        this.getTreeselect();
        if (row != null && row.productId) {
          this.form.parentId = row.productId;
        } else {
          this.form.parentId = 0;
        }
        this.open = true;
        this.title = "添加产品管理";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        this.getTreeselect();
        if (row != null) {
          this.form.parentId = row.productId;
        }
        getProduct(row.productId).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改产品管理";
        });
      },
      /** 提交按钮 */
      submitForm() {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.productId != null) {
              updateProduct(this.form).then(response => {
                this.$modal.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              });
            } else {
              addProduct(this.form).then(response => {
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        this.$modal.confirm('是否确认删除产品管理编号为"' + row.productId + '"的数据项？').then(function() {
          return delProduct(row.productId);
        }).then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        }).catch(() => {});
      }
    }
  };
</script>
